Inventor · disambiguated record

Wataru Yokono

Also filed as: YOKONO WATARU

3 granted patents·71 citations·filing 1989–1991

74Inventor score

Technology areasC09D

Files withSAKURA COLOR PROD CORP3

Top patents by PatentIndex Score

3 records

0175US4942185AWater base pigment ink compositions for use in marking pensSAKURA COLOR PROD CORP·Filed 1989·Granted Jul 17, 1990·24 cites·7 claims
0267US5106881AWater base pigment ink compositions for use in marking pensSAKURA COLOR PROD CORP·Filed 1991·Granted Apr 21, 1992·26 cites·5 claims
0365US5009536AWater base pigment ink compositions for use in marking pensSAKURA COLOR PROD CORP·Filed 1990·Granted Apr 23, 1991·21 cites·8 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →